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Feb 6, 2024 · Learn about the importance, sources, and recommended dosages of vitamin B12 for different people and situations. Find out if you need a supplement and what side effects to watch out for.
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Aug 10, 2023 · Learn about vitamin B-12, a nutrient that helps form red blood cells, metabolize food and maintain nerve function. Find out how much you need, where to get it from foods or supplements, and what happens if you are deficient.
Vitamin B12 is an essential vitamin for many parts of the body, including the brain, nerves, and blood cells. Learn about its uses, dosage, side effects, precautions, and interactions from WebMD.
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Sep 8, 2023 · If your vitamin B12 levels are low, a common recommended OTC dose is about 1,000 mcg daily. But your healthcare provider can advise you about how much vitamin B12 you should look for in a supplement. The amount of vitamin B12 in OTC dietary supplements varies.
Some provide doses of vitamin B12 that are much higher than recommended amounts, such as 500 mcg or 1,000 mcg, but your body absorbs only a small percentage of it. These doses are considered safe. Check the Supplement Facts label to see how much vitamin B12 a supplement contains.
Vitamin B12 levels are higher, generally 50–500 mcg, in supplements containing vitamin B12 with other B-complex vitamins and even higher, typically 500–1,000 mcg, in supplements containing only vitamin B12.
Learn about cyanocobalamin, a man-made form of vitamin B12 used to prevent and treat low blood levels of this vitamin. Find out how to use it, what side effects to watch out for, and what precautions to take.
